我有一个文件,里面内容如下;
00 00 00 00 00 00 00 00 05 00 00 00 05 00 00 00
05 00 00 00 05 00 00 00 01 00 00 00 01 00 00 00
01 00 00 00 01 00 00 00 01 00 00 00 01 00 00 00
01 00 00 00 01 00 00 00 01 00 00 00 01 00 00 00
01 00 00 00 01 00 00 00 01 00 00 00 01 00 00 00
01 00 00 00 01 00 00 00 05 00 00 00 05 00 00 00
05 00 00 00 05 00 00 00 05 00 00 00 05 00 00 00
05 00 00 00 05 00 00 00 00 00 00 00 01 02 00 00
01 02 00 00 01 02 00 00 01 02 00 00 00 00 00 00
01 01 1c 05 00 00 00 00 01 00 45 08 01 00 36 04
01 00 32 00 00 00 00 00 01 00 00 b1 01 00 00 60
01 00 01 45 01 00 04 a7 00 00 00 00 01 00 fe 00
00 00 00 00 01 00 00 00 00 00 00 00 01 00 00 00
我想对里面第x行,第y列的数据修改。该怎么写?
我试了这样改不了啊
追答忘了输出了,呵呵
awk 'NR==2 {$4="06"}{print}' myfile > mynewfile
改不了
追答少了条print语句。
awk 'NR==2{$4="06"}{print}' myfile >newfile